I have tried to find some basics how a standard underfloor control system is regulating the heating, but haven't, so started with checki...

There are many displays for Raspberry Pi  and  following some of the manufacturers instructions isn't always so easy. But there are s...

Updated 2023-10-27 ! ! The latest information on Homebridge update is found here !   Start updating the Homebridge(HB) i...

At higher outputs, current, from the batteries I had detected an increasing voltage drop. So I decided to change and update the supply cabl...

A  newer post  on the same subject !! If You want to capture Your data from a sailing trip there are several ways. Here I will check out th...

A  newer post  on the same subject !! The easiest way to test Your OpenPlotter, OpenCPN or SignalK(SK) applications is to use the supplied s...

A fantastic way to distribute data between devices is using MQTT . In this post I will do a quick and simple setup with Node-Red(NR) and th...

There have been some questions about how to handle Homebridge, (HB), autostart at power on and restart at failure using Raspberry Pi OS  sys...

With HomeBridge installed on a Raspberry Pi, (RPi), You just install the homebridge-ring plugin and the Ring accessories will appear in Ap...

Updated 2020-01-13 ! OpenPlotter is; A complete boat navigation system Includes OpenCPN, Chart plotter navigation OpenSource, so it...

There are two ways to take a backup of Your Raspberry Pi:s, (RPi) Razberry(RZ) configuration; Clone the Raspberry boot disk Backup just...

          Updated 2019-09-20 ! This Blogpost was initially made before the IKEA outlets was enabled in the Apple Home app. They could the...

In a former post I used Homebridge on a Raspberry Pi , to make Z-wave devices appear in the Apple Home app, but there is a simpler and fas...

Updated 2019-08-10 ! New to Node-Red(NR) and maybe start with a simple application You can benefit direct from ? This application is m...

My thoughts, about NMEA WiFi have finalized ? since my first post in the subject  and the Yacht Devices YDWG-02N is now installed in my NME...

Updated 2019-05-11 ! My old Mac Book Air, mid 2011, didn't support the latest MacOS, Mojave. So after some checking I found this bril...

Running Weather 34, W34, using my setup , the program " cumulusdata.php " is fetching data from Davis Weatherlink(WL), and are wri...

Updated 2019-03-18 ! Do You have Telldus devices up and running and want them to be visible and used in Apples Home app ? With some sof...

Dimming not dimmable LED, IKEA Bäve Inspired by LarsWH and using a Z-Wave controller I got it working  with a "standard" comp...

I bought the Gledopto RGB+CCT LED controller (GO), so I could use RGB LED strips, not just the IKEA ones. There were some IF:s, which wi...

Updated 2019-01-07  !! Note !! Before Monterey !!  As a part of one of my projects,  the ultimate Weather site ?? Weather34 (W34), I neede...

Updated 2019-09-02 ! If you think it's ok that the broadband speed appears as temperature in Home apps  this plugin is very nice. ...

Updated 2019-04-01 ! Prerequisites is listed in the beginning of the post for installation on  Raspberry Pi(RPi) You will find migra...

Extending Your WiFi via cable have the advantage, compared to extending via WFi, that You keep the bandwidth at max. Extending Your WiFi ...

Updated 2019-02-05 ! Using  Homebridge for a while , getting nice hardware to emulate Apples HomeKit devices, I finally decided to test IK...